Doctors examine bodies of victims at a hospital in southwest Pakistan's Quetta, Jan. 30, 2013. At least three people were killed and three others were injured as unknown gunmen open fire at Saryaab area of Quetta on Wednesday, local media reported. (Xinhua/Stringer)

Doctors examine bodies of victims at a hospital in southwest Pakistan's Quetta, Jan. 30, 2013. At least three people were killed and three others were injured as unknown gunmen open fire at Saryaab area of Quetta on Wednesday, local media reported. (Xinhua/Stringer)

Rescuers transfer a body of a victim to a hospital in southwest Pakistan's Quetta, Jan. 30, 2013. At least three people were killed and three others were injured as unknown gunmen open fire at Saryaab area of Quetta on Wednesday, local media reported. (Xinhua/Stringer)